[Event "Leiden"] [Site "Leiden NED"] [Date "1937.05.09"] [EventDate "?"] [Round "2"] [Result "1-0"] [White "Max Euwe"] [Black "G Bosscha"] [ECO "C91"] [WhiteElo "?"] [BlackElo "?"] [Source "Het Vaderland, 1937.05.11, p.3"] [PlyCount "103"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5 11. Bc2 Nb7 12. h3 Bh5 13. Be3 Nd7 14. Nbd2 Kh8 15. g4 Bg6 16. Nf1 Na5 17. b3 Nb7 18. Ng3 Re8 19. Kg2 Qc8 20. h4 f6 21. h5 Bf7 22. Nf5 Nf8 23. Qd2 c6 24. Bh6 g6 25. hxg6 Nxg6 26. Rh1 Bf8 27. Kg3 Nf4 28. Bxf4 exf4+ 29. Qxf4 Bg6 30. N3h4 Bxf5 31. gxf5 Bg7 32. c4 bxc4 33. bxc4 cxd5 34. exd5 Qc5 35. Ba4 Qa3+ 36. Bb3 Nc5 37. f3 Rad8 38. Qg4 Qb2 39. Ng6+ Kg8 40. Nf4 Qc3 41. Ne6 Rd7 42. Qh5 Rxe6 43. fxe6 Re7 44. Qxh7+ Kf8 45.Qf5 Nd3 46.Rad1 Ne5 47.Rh7 Qe3 48.Rdh1 Qg5+ 49.Qxg5 fxg5 50.Rh8+ Bxh8 51.Rxh8+ Kg7 52.Rd8 1-0